Month: July 2015

Microsoft’s OS Windows is checking online connectivity by doing two things: DNS-Lookup for dns.msftncsi.com result needs to be “131.107.255.255” Access URL http://www.msftncsi.com/ncsi.txt result needs to be “Microsoft NCSI” If the OS can’t do this, an exclamation mark is visible in the taskbar network icon: If you have a webproxy with enabled authentication and/or blocking the category … Read moreEnabling Microsoft’s online-check

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I want to show you how to secure Outlook Web App (/owa & /ecp) via OTP token. First you need to configure the webserver protection for your Exchange webservices. See this article. Configure a new reverse authentication template: For securing the specific Outlook Web App sites, go to “Site-Path-Routing” and configure the following rules for … Read moreUsing OTP token for accessing Outlook Web App

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Do you have the same problem, that every failed login at the Sophos UTM WebAdmin or UserPortal or VPN locks your Active Directory Account? It’s the problem that the UTM asks every single server listed under authentication services regardless of whether they are all domain controllers of the same domain. There is a workaround keeping redundancy … Read moreEvery failed Sophos UTM login locks the AD account